SD-8S-ALU High Definition In-Ceiling Speakers comes with 8” durable aluminum speaker cone and special circuit designed by Soundavo engineering team, to provides the superior tonal characteristics, good moving air with transparency sound, dynamic and big. It's a very tuneful "comfortable Listening" speaker and great cohesive spatiality, it gives you a nice string resonances, detail midranges and also handle a large amount of bass with vibrations to the deep sound. Features: - Power Handling: 60W RMS / 120W Peak - 20MM Aluminum inner magnet with coaxial pole tweeter - 8” Aluminum Cone woofer with rubber surround - Specially designed with a nearly invisible zero-bezel and paintable magnetic grille - The easy hold mounting system makes the install process an easy step, allows quick, trouble-free installation - Magnetic round and square grilles are paintable to match your décor Coaxial Pole Tweeter The 20MM Aluminum inner magnet with coaxial pole tweeter is amiable for around 30~40 degree, can be easy adjusted the high frequency sound depends on the listening position. Premium Material Features a 20mm aluminum alloy tweeter that dishes out clean, crystal highs and detail, is paired here with an 8" aluminum cone woofer for strong rigidity and will not deform under a certain range of working conditions. The result is Low distortion and good detail resolution Easy-To-Install The easy hold mounting system makes the install process an easy step, allows quick, trouble-free installation Paintable Magnetic Grille Specially designed with a nearly invisible zero-bezel and paintable magnetic grille, speakers blend into any environment’s wall or ceiling architecture to match your décor Specifications Power Handing 60W RMS / 120W Peak Tweeter 20mm Aluminum inner magnet with coaxial pole tweeter Woofer 8” Aluminum Cone With Rubber Edge Frequency Response 45Hz - 20KHz Impedance 8 Ohms Nominal / 6 Ohms Minimum Crossover Hi-6dB, Lo-12dB Speaker Terminal Gold-Plated Push Type Installation Depth 117mm Installation Diameter (Hole for Ceiling) = Φ248mm Sensitivity 89 dB @ 1M 1W Maximum Outer Diameter Per Speaker = Φ281mm